Side by side comparison and review of OPPO A37 and Xiaomi Redmi 9. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 143.1 mm | 163.32 mm | Xiaomi Redmi 9 has greater height than OPPO A37. |
| Width | 71 mm | 77.01 mm | Xiaomi Redmi 9 has greater width than OPPO A37. |
| Depth | 7.7 mm | 9.1 mm | OPPO A37 is narrower than OPPO A37. |
| Weight | 136 g | 198 g | OPPO A37 is lighter than OPPO A37. |
| Body Colour | Gold | Carbon grey | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.065 W/kg (body), 0.789 W/kg (head), 2.309 W/kg (limb) | |
| Integrated Components | FM radio | Ultra-linear speaker | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5" | 6.53" | Xiaomi Redmi 9 has larger screen size than OPPO A37. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2340 x 1080 pixels | Xiaomi Redmi 9 has better screen resolution than OPPO A37. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 294 ppi | 394 ppi | Xiaomi Redmi 9 has better pixel density than OPPO A37. |
| Aspect Ratio | - | 19.5:9 | |
| Max Brightness | - | 400 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Sunlight mode | |
| Display Features | - | Colour temperature adjustment, Dot Drop display, Reading mode 2.0 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 410 | MediaTek Helio G80 | |
|---|---|---|---|
| Clock Speed | 1.2 GHz | 2 GHz | Xiaomi Redmi 9 has higher clock speed than OPPO A37. |
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi 9 has higher processor core quantity than OPPO A37. |
| 64-bit Architecture | - | Yes | Xiaomi Redmi 9 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 306 | Mali-G52 MC2 |
| MEMORY | OPPO A37 | Xiaomi Redmi 9 |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB | Xiaomi Redmi 9 has more RAM than OPPO A37. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Xiaomi Redmi 9 has more internal memory than OPPO A37. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSD |
| CAMERA | OPPO A37 | Xiaomi Redmi 9 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 13 Megapixel | Xiaomi Redmi 9 has better camera resolution than OPPO A37. |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.0 | F/2.2 | OPPO A37 has better lens aperture than OPPO A37. |
| Field of View (FoV) | - | 75.2 degree(s) | |
| Focus Adjustment | Automatic, manual | Automatic | |
| Special Effects | - | HDR, Kaleidoscope | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Portrait mode | |
| Face Recognition (Face ID) | Face detection | - | OPPO A37 has face detection. |
| Light Source | LED light | Flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 118 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Xiaomi Redmi 9 has better front camera resolution than OPPO A37. |
| Lens Aperture (Front) | F/2.4 | F/2.0 | Xiaomi Redmi 9 has better front lens aperture than OPPO A37. |
| Field of View (Front) | - | 77.8 degree(s) | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Portrait mode | |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | - | Self-timer, Palm shutter |
| BATTERY AND CHARGING | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Battery Capacity (Battery Size) | 2630 mAh | 5020 mAh | Xiaomi Redmi 9 has larger battery capacity than OPPO A37. |
|---|---|---|---|
| Talk Time | - | 1860 minutes | |
| Run Time Details | - | Talk: up to 1860 min Continuous navigation: up to 19 hrs Playback (video): up to 19 hrs Playback (Music): up to 185 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | ColorOS 3.0 (based on Android 5.1) | - | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+ | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264 | MKV, H.264, ASP, MP4 |
| FEATURES | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass | Accelerometer, ambient light sensor, digital compass, distance sensor, infrared (IR) sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | - | Fast Charging, AI face unlock |
| OTHERS | OPPO A37 | Xiaomi Redmi 9 |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C cable, TPU case, 10W charger |
|---|
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